/**
 * Copyright 2011-2019 Asakusa Framework Team.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.asakusafw.dag.runtime.skeleton;

import java.io.IOException;

import com.asakusafw.dag.api.processor.TaskProcessor;
import com.asakusafw.dag.api.processor.TaskProcessorContext;

/**
 * A {@link TaskProcessor} which does nothing.
 * @since 0.4.0
 */
public class VoidTaskProcessor implements TaskProcessor {

    /**
     * A instance of this class.
     */
    public static final TaskProcessor INSTANCE = new VoidTaskProcessor();

    @Override
    public void run(TaskProcessorContext context) throws IOException, InterruptedException {
        return;
    }

    @Override
    public String toString() {
        return "no-operations"; //$NON-NLS-1$
    }
}
